Called when user uses the mouse to interact with a toolbar item.

<div class="definition">
    mouseAction(event, target, action, id)
</div>

<div class="arguments">
    <table>
    <tr>
        <td>event</td>
        <td><b>object</b>, event object</td>
    </tr>
    <tr>
        <td>target</td>
        <td><b>object</b>, DOM object</td>
    </tr>
    <tr>
        <td>action</td>
        <td><b>string</b>, mouse action, such as <i>enter, leave, up, or down</i></td>
    </tr>
    <tr>
        <td>id</td>
        <td><b>string</b>, ID of the menu item</td>
    </tr>
    </table>
</div>

Returns <i>undefined</i>.

<h4>Description</h4>

This method fires when the user uses the mouse to interact with a toolbar item.
